Pill Identification by Imprints: SZ441 Home Pill Identification by Imprints: SZ441 2 results PIOGLITAZONE-METFORMIN 15-500 Side 1: SZ441 Color: White Side 2: Shape: Oval PIOGLITAZONE-METFORMIN 15-500 Side 1: SZ441 Color: White Side 2: Shape: Oval Other Popular Drug Imprint CP 100 Watson 629 S 225 585 I20 M D18 GSI500 L3 CR 750 logo and 57 VH4 W28 2 56 BERTEK 750 B 301 T 189 54 137 K4 294 R L 125 E 25 AA 99 93 9133 IP 253 2773 796 B2 P 200 P 40 ZL 1 7188 54 531 510 MYLAN TE 4 logo and 5313 93 670 HP 227 D3 or P CN 500 HLP 80